Scientists estimate the object to be more than 12-miles-wide, speeding at 37 miles-per-second, relative to the sun.

Does the scientific community as a whole share the notion that a newly discovered interstellar object 3I/ATLAS is an alien ...

Scientists are exploring various proposals to repurpose existing spacecraft in order to chase after the interstellar object ...

Interstellar comet 3I/ATLAS shines in the sharpest view yet captured by the Hubble Space Telescope, helping astronomers determine the object’s size.

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...

Since 2017, three interstellar objects have been spotted passing through our solar system: 1I/ʻOumuamua, 2I/Borisov… and just ...

CAPE CANAVERAL, Fla. (AP) — The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our ...

We do not know what lies in interstellar space. There are an expected to be 300,000 larger than Death Star sized objects ...

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

Juno would offer ~20-24x better angular resolution due to proximity (distance ratio ~24:1), enabling finer details of ...

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar ...

However, new research has shown this potentially "water ice-rich" visitor could be even more extraordinary than initially ...